||Name|Distance|Date|Location|
|---|---|---|---|---|
|1.|Seppo Simola|20.15|July 19, 1972|Turku, Finland|
|2.|Matti Yrjölä|20.04|August 2, 1972|Hämeenkyrö, Finland|
|3.|Bo Grahn|20.09|August 3, 1972|Helsinki, Finland|
|4.|Reijo Ståhlberg|20.38|July 26, 1973|Turku, Finland|
|5.|Markku Tuokko|20.03|August 18, 1979|Mikkeli, Finland|
|6.|Aulis Akonniemi|20.12|July 25, 1982|Ähtäri, Finland|
|7.|Janne Ronkainen|20.02|May 11, 1986|Leselidse, Soviet Union|
|8.|Jari Kuoppa|20.17|June 12, 1986|Ähtäri, Finland|
|9.|Kari Töyrylä|20.05|July 2, 1986|Kauhajoki, Finland|
|10.|Markus Koistinen|20.31|June 13, 1993|Luumäki, Finland|
|11.|Mika Halvari|20.08|August 4, 1993|Kotka, Finland|
|12.|Arsi Harju|20.16|March 2, 1997|Tampere, Finland|
|13.|Timo Aaltonen|20.12|June 20, 1998|Kuortane, Finland|
|14.|Jani Illikainen|20.43|January 23, 1999|Haaparanda, Sweden|
|15.|Ville Tiisanoja|20.06|July 31, 1999|Espoo, Finland|
|16.|Jarkko Haukijärvi|20.20|July 1, 2000|Eurajoki, Finland|
|17.|Tepa Reinikainen|20.01|February 13, 2000|Kuopio, Finland|
|18.|Conny Karlsson|20.45|May 31, 2001|Espoo, Finland|
|19.|Robert Häggblom|20.13|May 20, 2006|Halle, Germany|
|20.|Mika Vasara|20.04|June 4, 2006|Leppävirta, Finland|

Question: what is the total number of members in the 20 metre club?
Answer: 20